Let's learn about CloudWatch Service in AWS.

CloudWatch is a monitoring service provided by AWS.

The monitoring helps you get the CloudWatch metrics like
CPU Utilization
Disk read(Bytes)
Disk write(Bytes)
Network packets coming in
Network packets coming out etc


Basic monitoring is FREE. These metrics would get updated every 5mins
Detailed monitoring is PAID

What is detailed monitoring?
These metrics would get updated every 1min

Go to the CloudWatch dashboard.
Services - Management & Governance - CloudWatch
Select Metrics - EC2 - Per Instance Metrics
We can see all the metrics available
Please select the required machine & metrics so that we can monitor
Setting up an Alarm to take appropriate action
Topic Name - Specify the topic name
Alarm Name - Specify the Alarm name

How to set a billing alarm?
My Account - Billing Preferences - We need to make sure that Receive Billing Alerts option is checked as this is mandatory.

In the navigation - CloudWatch - Alarms (The below options are only available in N Virginia)
Create Alarm
Click on Select metric
Click on Billing
Click on Total estimated charge
Select USD Currency as Metric Name
Click on Select Metric
Conditions - Greater/Equal
Threshold value - You can define the value based on your requirement. (Example: 1000 USD)
Next
Next
Send a notification to - Specify an email or group of emails
Like this, we can create many alarms based on the threshold value

NOTE:
Only the N Virginia region has the above option where we can set threshold values.
Other regions do not have this option.

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Posted in: AWS | ID: Q59 |
August 08, 2021, 08:21 PM | 0 Replies